Symptoms can be really mild or even unnoticed. Common ones include:
- Feeling very thirsty
- Peeing a lot
- Blurry vision
- Tingling or numbness in your hands or feet
- Feeling tired
- Slow-healing wounds
- Frequent yeast infections
- Feeling unusually hungry
- Losing weight without trying
If you notice dark patches on your neck or armpits, it might be a sign of insulin resistance.